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Lub tuam txhab petrochemical loj tshaj plaws hauv Suav teb yog dab tsi?
Nyob rau hauv xyoo tas los no, Tuam Tshoj petrochemical kev lag luam tau ntsib kev loj hlob sai, nrog ntau lub tuam txhab vying rau kev ua lag luam. Txawm hais tias ntau lub tuam txhab no me me, qee qhov tau tswj hwm los ntawm cov neeg coob coob thiab tsim lawv tus kheej ua cov thawj coj hauv kev lag luam. Hauv tsab xov xwm no, peb ...Nyeem ntxiv -
Dab tsi yog qhov kev lag luam sib txawv hauv propylene oxide?
Propylene oxide (PO) yog cov khoom siv tseem ceeb hauv kev tsim cov tshuaj lom neeg ntau yam. Nws cov kev siv ntau yam suav nrog kev tsim cov polyurethane, polyether, thiab lwm yam khoom siv polymer. Nrog rau kev xav tau ntau ntxiv rau PO-raws li cov khoom lag luam hauv ntau qhov kev lag luam xws li kev tsim kho, ...Nyeem ntxiv -
Leej twg yog tus tsim khoom loj tshaj plaws ntawm propylene oxide nyob hauv lub ntiaj teb?
propylene oxide yog ib yam khoom tseem ceeb ntawm cov khoom siv raw thiab cov khoom nruab nrab, uas yog siv dav hauv kev tsim cov polyether polyols, polyester polyols, polyurethane, polyester, plasticizers, surfactants thiab lwm yam lag luam. Tam sim no, kev tsim cov propylene oxide feem ntau faib ...Nyeem ntxiv -
Leej twg ua propylene oxide hauv Suav teb?
Propylene oxide (PO) yog ib qho tshuaj lom neeg ntau yam nrog rau ntau yam kev siv. Tuam Tshoj, ua ib lub chaw tsim khoom tseem ceeb thiab cov neeg siv khoom ntawm PO, tau pom muaj kev nce siab hauv kev tsim khoom thiab kev siv cov khoom sib xyaw no hauv xyoo tas los no. Nyob rau hauv tsab xov xwm no, peb delve tob rau hauv leej twg yog tus ua propylen ...Nyeem ntxiv -
Dab tsi zoo li acetone?
Acetone yog ib yam ntawm cov organic hnyav, uas yog dav siv nyob rau hauv cov teb ntawm cov tshuaj, zoo tshuaj, tshuaj pleev ib ce, thiab lwm yam. Nws muaj ib tug zoo xws li cov qauv nrog benzene, toluene thiab lwm yam aromatic compounds, tab sis nws molecular luj yog ntau dua. Yog li ntawd, nws muaj ntau dua volatility thiab solubility hauv dej. ...Nyeem ntxiv -
acetone puas tuaj yeem tsim los ntawm isopropyl cawv?
Acetone yog siv dav siv cov kuab tshuaj organic nrog ntau hom kev lag luam, suav nrog cov xim, cov nplaum, thiab cov khoom siv hluav taws xob. Isopropyl cawv kuj yog ib qho hnyav hnyav siv nyob rau hauv ntau yam kev tsim khoom. Hauv tsab xov xwm no, peb yuav tshawb xyuas seb acetone puas tuaj yeem tsim los ntawm isopropyl alco ...Nyeem ntxiv -
Puas yog isopropanol zoo ib yam li acetone?
Isopropanol thiab acetone yog ob hom organic tebchaw uas muaj cov khoom zoo sib xws tab sis txawv cov qauv molecular. Yog li, lo lus teb rau lo lus nug "Puas isopropanol tib yam li acetone?" yog kom meej tsis muaj. Kab lus no yuav txheeb xyuas qhov sib txawv ntawm isopropanol thiab ...Nyeem ntxiv -
Koj puas tuaj yeem sib xyaw isopropanol thiab acetone?
Nyob rau hauv lub ntiaj teb niaj hnub no, qhov twg kev siv tshuaj muaj ntau dua hauv peb lub neej niaj hnub, kev nkag siab txog cov khoom thiab kev sib cuam tshuam ntawm cov tshuaj no yog qhov tseem ceeb heev. Tshwj xeeb, cov lus nug ntawm seb puas tuaj yeem sib xyaw isopropanol thiab acetone muaj qhov cuam tshuam tseem ceeb hauv ntau lub ...Nyeem ntxiv -
Yuav ua li cas isopropanol tsim los ntawm acetone?
Isopropanol yog cov kua tsis muaj xim, flammable uas tau siv dav hauv ntau yam lag luam xws li cov kuab tshuaj, roj hmab, cov nplaum, thiab lwm yam. Ib txoj hauv kev los tsim isopropanol yog los ntawm hydrogenation ntawm acetone. Hauv tsab xov xwm no, peb yuav delve tob rau hauv cov txheej txheem no. Thawj...Nyeem ntxiv -
Dab tsi yog lub cev muaj zog ntawm isopropanol?
Isopropanol yog ib hom cawv, tseem hu ua isopropyl cawv, nrog cov mis mos molecular C3H8O. Nws yog cov kua nplaum uas tsis muaj xim, nrog qhov hnyav ntawm molecular ntawm 60.09, thiab qhov ntom ntawm 0.789. Isopropanol yog soluble hauv dej thiab miscible nrog ether, acetone thiab chloroform. Raws li hom o ...Nyeem ntxiv -
Puas yog isopropanol yog cov khoom ntawm fermentation?
Ua ntej tshaj plaws, fermentation yog ib yam ntawm cov txheej txheem lom neeg, uas yog cov txheej txheem lom neeg ntawm kev hloov cov suab thaj rau hauv carbon dioxide thiab cawv nyob rau hauv cov xwm txheej anaerobic. Hauv cov txheej txheem no, cov piam thaj yog anaerobically decomposed rau hauv ethanol thiab carbon dioxide, thiab ces cov ethanol yog ntxiv ...Nyeem ntxiv -
Isopropanol hloov mus rau dab tsi?
Isopropanol yog cov kua uas tsis muaj xim, pob tshab nrog cov ntxhiab tsw muaj zog. Nws yog ib qho flammable thiab volatile kua nyob rau hauv chav tsev kub. Nws yog dav siv nyob rau hauv zus tau tej cov naj hoom, cov kuab tshuaj, antifreezes, thiab lwm yam. Tsis tas li ntawd, isopropanol kuj yog siv los ua raw khoom rau cov synthesis ntawm lwm yam ...Nyeem ntxiv
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